Unleashing the Power of MOFs
About Us
Promethean is pioneering the manufacturing of metal-organic frameworks (MOFs) by deploying it proprietary continuous flow manufacturing to make these incredibel materials at the volumes required for industrial applications, and with a cost-effectiveness to drive their adoption.
Meet the Promethean Employees
Our Winning Team
James Stephenson
Chief Executive
James' Experience
With an extensive background in chemical manufacturing and processing, James’ career spans both sides of the Atlantic. He worked for Dow Corning (now Dow) for more than 16 years in the UK and United States, where he became global product manager for its electronics and advanced materials business.
He also led an internal start-up for the development of silicon nanoparticle-based inks for printed electronics. Since then, he was the general manager/managing director for Polyone Corporation (now Avient) and the vice president, Global Business Development, at Carlisle Fluid Technologies.
In 2020, he joined Promethean Particles as CEO. He holds an M. Eng in chemical engineering from Swansea University, an MBA from Manchester Business School, and is a Fellow of the Chartered Institute of Marketing.
Selina Ambrose
Product Manager
Selina's Experience
Selina has more than 14 years of experience in the development and commercialisation of advanced material technologies. After being promoted into her current role in 2022, Selina now leads the product management function at Promethean, acting as the critical interface between external needs of customers and collaboration partners, and the internal capabilities to deliver them. Prior to this, Selina held the position of Promethean’s technical manager, where she played a key role in successfully winning over £3.5 million in non-dilutive, grant funding for the company to deliver a range of innovative R&D projects.
Selina holds a PhD in Chemical Engineering from the University of Nottingham, where her thesis focused on the continuous-flow hydrothermal synthesis of functional nanomaterials. She is currently an advisory board member of the University of Nottingham Sustainable Chemistry CDT.
Paul Kirkman
R&D Manager
Paul's Experience
Paul joined Promethean Particles as R&D manager in 2022, leading Promethean’s R&D team and activities. Before Promethean, he worked for Lubrizol Limited, where he was a senior research chemist and team lead for Tribology and Surface Science. In this role, Paul led numerous long-term fundamental research projects, centred around surface and materials chemistry.
He holds a PhD in Chemistry from the University of Warwick, where his thesis focused on the production, characterisation, and electrochemical modification of sp2 carbon materials. Paul also currently sits on the external advisory board for the Warwick Analytical Science Centre and Molecular Analytical Science CDT.